It's never too late, the game changes too much. Just 5 years ago Palm and Blackberry owned the entire smart phone market. I wouldn't want to be in MS position,

It's never too late, the game changes too much. Just 5 years ago Palm and Blackberry owned the entire smart phone market. I wouldn't want to be in MS position, but with enough money, patience and perseverance you never know what they might do and what may be next